Fwd: Memory problems with config service

[Aki Tuomi]

Hi, 

2.2.27 is unfortunately rather ancient version, and no longer supported. Can you try, somehow, if this happens with 2.3.18? You can get packages from https://repo.dovecot.org.

Aki


> On 16/02/2022 17:20 Víctor Rubiella Monfort <vrubiella at cdmon.com> wrote:
> 
> 
> (Resend to list, sorry for personal reply)
> 
> 
>  
>  -------- Mensaje reenviado --------
> Asunto: Re: Memory problems with config service	
> Fecha: Wed, 16 Feb 2022 16:19:32 +0100	
> De: Víctor Rubiella Monfort <vrubiella at cdmon.com>	
> Para: Aki Tuomi <aki.tuomi at open-xchange.com>	
> 
>  
>  # 2.2.27 (): /etc/dovecot/dovecot.conf
>  # Pigeonhole version 0.4.16 ()
>  # OS: Linux 4.9.0-16-amd64 x86_64 Debian 9.9
>  auth_username_chars = abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ01234567890.-_@&
>  auth_worker_max_count = 25
>  default_client_limit = 1200
>  disable_plaintext_auth = no
>  first_valid_uid = 100
>  info_log_path = /var/log/dovecot-info.log
>  log_path = /var/log/dovecot.log
>  login_greeting = Server ready
>  login_log_format_elements = user=<%u> method=%m port=%a rip=%r lip=%l mpid=%e %c
>  mail_location = maildir:%h
>  mail_max_userip_connections = 100
>  passdb {
>  args = /etc/dovecot/mailaccounts.db
>  driver = passwd-file
>  }
>  plugin {
>  quota = maildir:User quota
>  quota_rule3 = SPAM:storage=+50M
>  }
>  protocols = imap pop3
>  service config {
>  vsz_limit = 9 G
>  }
>  service imap-login {
>  process_limit = 500
>  }
>  service pop3-login {
>  process_limit = 500
>  }
>  ssl_ca = </home/ssl/system/domain.cat/ca.pem
>  ssl_cert = </home/ssl/system/domain.cat/crt.pem
>  ssl_dh_parameters_length = 2048
>  ssl_key = # hidden, use -P to show it
>  userdb {
>  args = /etc/dovecot/mailaccounts.db
>  driver = passwd-file
>  }
>  valid_chroot_dirs = /home/postfix/
>  protocol imap {
>  mail_plugins = quota imap_quota mail_log notify
>  }
>  protocol pop3 {
>  mail_plugins = quota mail_log notify
>  }
>  protocol lda {
>  mail_plugins = quota
>  }
>  
>  local_name *.hidden.com {
>  ssl_cert = </home/ssl/dovecot/live/hidden.com/fullchain.pem
>  ssl_key = # hidden, use -P to show it
>  }
>  #3100+ local_name more with different domains.
>  
>  
>  El 16/2/22 a las 10:02, Aki Tuomi escribió:
> 
> > > On 16/02/2022 07:30 Víctor Rubiella Monfort <vrubiella at cdmon.com> wrote:
> > >  
> > >  
> > >  Hi all,
> > >  I'm having problems with memory in config service. I increased vsz_limit to 10GB but continue with this errors when try to reload or restart dovecot:
> > >  
> > >  config: Panic: data stack: Out of memory when allocating 2147483688 bytes
> > >  master: Error: service(config): command startup failed, throttling for 2 secs
> > >  config: Fatal: master: service(config): child 5512 killed with signal 6 (core dumps disabled)
> > >  
> > >  Dovecot has a lot of certificates TLS configured (SNI) (about 3k), but if I check the size of all of them is aprox 170MB on disk.Why does it need so much memory to boot? Is normal?
> > >  
> > >  
> > >  
> > >  service config {
> > >  vsz_limit = {{ vszlimit }}
> > >  }
> > > 
> > Hi!
> >  
> >  Can you send your doveconf -n output?
> >  
> >  Aki
> >  
> >